feat: 添加对话应用选择和知识库切换功能

- 新增对话应用管理模块(dify-chat-apps)，支持获取和切换对话应用 - 优化对话应用切换后自动刷新会话列表功能 - 知识库管理页面新增下拉选择器，支持切换不同知识库 - API 层支持 app_id 参数传递，实现多应用会话隔离 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
2025-12-08 01:44:34 +08:00
parent 27aff59152
commit 3f5c23123b
27 changed files with 925 additions and 167 deletions
@@ -0,0 +1,47 @@
+/**
+ * GET /api/v3/dify/chat-apps/default - 获取默认对话应用
+ *
+ * 转发请求到后端 API，后端从配置文件读取默认对话应用
+ * 参考文档：docs/new-dify/dify_api_doc.md - 对话应用多实例支持
+ */
+
+import { LoaderFunctionArgs, json } from '@remix-run/node';
+import { API_BASE_URL } from '~/config/api-config';
+import { getUserSession } from '~/api/login/auth.server';
+
+export async function loader({ request }: LoaderFunctionArgs) {
+    try {
+        const { frontendJWT } = await getUserSession(request);
+
+        if (!frontendJWT) {
+            return json(
+                { code: 401, message: 'JWT认证失败，请重新登录', data: null },
+                { status: 401 }
+            );
+        }
+
+        console.log('[API] Get Default Chat App - Forwarding to backend');
+
+        // 转发请求到后端
+        const apiUrl = `${API_BASE_URL}/v3/dify/chat-apps/default`;
+        const response = await fetch(apiUrl, {
+            method: 'GET',
+            headers: {
+                'Content-Type': 'application/json',
+                'Authorization': `Bearer ${frontendJWT}`,
+            },
+        });
+
+        const data = await response.json();
+        console.log('[API] Get Default Chat App - Backend response:', data);
+
+        return json(data, { status: response.status });
+
+    } catch (error: any) {
+        console.error('[API] Get Default Chat App - Error:', error.message);
+        return json(
+            { code: 500, message: error.message || 'Failed to get default chat app', data: null },
+            { status: 500 }
+        );
+    }
+}